OpenTechnical

OT-2026-000064954

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000064954) never changes.

Identity and time

Publication numberOT-2026-000064954 · never reused
Internal UUID01a0ae8d-debe-79c7-9deb-a24027cefc59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064954
StatusPUBLIC

Content hashes

Canonical textd3c7c7be053cd77996d1f5fc5dc8ea2b2c6f77e6268aa3ad31cd1d3cf6964784
Markdown5ba4dc1a142bc4392b153d773c3d274b345f80da9cbcf174adbef175044b2de1
PDF
Publication page8d5148336ef9b415eedf340e10f24add76f0e4ea0c38b955f7d04e6daa49fc9f
Manifest6f631c11f6a9a1ce7d813b07439cb9e4d60bd8418c97571363bd085b6202a5ee

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature1HVpco+LHC8ZlWwvL6o1StyOuEXvJ+FadVRDTvXPXnDYeSP/dEiW6aCxsphGznBt7crti+oJfcYb7ii93CHkBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:53.775660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064954
observed 8d5148336ef9b415eedf340e10f24add...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.756726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064954/manifest.json
observed 6f631c11f6a9a1ce7d813b07439cb9e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.738007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064954/publication.md
observed 5ba4dc1a142bc4392b153d773c3d274b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.720153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064954/publication.txt
observed d3c7c7be053cd77996d1f5fc5dc8ea2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.